<%@ page contentType="text/html; charset=UTF-8" pageEncoding="UTF-8" %>
<!DOCTYPE html>
<html>
<head>
    <title>signIn Page</title>
</head>
<body>
<center>
    <h1 style="color: red">登录</h1>
    <form action="/user/signIn" method="post">
        <p><input type="number" name="id" placeholder="id"></p>
        <p><input type="text" name="username" placeholder="username" value="admin"></p>
        <p><input type="password" name="password" placeholder="password" value="123"></p>
        <p><input type="submit" value="登录"></p>
        <p><a href="sign_up.jsp">注册</a></p>
    </form>
    <p style="color: red">${requestScope.error}</p>
    <hr>
    <p style="color: darkorchid">${sessionScope.id}</p>
</center>
</body>
</html>